Report a Safety Concern
Search
Home Site Help

NRC Site Search: Search All Sites

Filter by Document Type

Sort Documents by

Diablo Canyon Power Plant, Unit 1

Location: Avila Beach, CA (12 miles WSW of San Luis Obispo, CA); Region IV; Type: Westinghouse Four-Loop; Licensed MWt: 3304

Diablo Canyon Power Plant, Unit 2

Location: Avila Beach, CA (12 miles WSW of San Luis Obispo, CA); Region IV; Type: Westinghouse Four-Loop; Licensed MWt: 3468

Comment (006) of Scott Bauer, Regulatory Affairs Functional Area Manager - STARS Alliance LLC, Regarding Physical Protection of Category 1 and Category 2 Quantities of Radioactive Material

Docket: NRC-2014-0172 Licensee Requirements for Physical Protection of Plants and Materials Comment On: NRC-2014-0172-0004 Physical Protection of Category 1 and Category 2 Quantities of Radioactive Material; Notice of Docketing of Petition for Rulemaking and Request for Commen...

GSI-191 Slides for 7/26/01 Public Meeting: Review of GSI-191 Industry Survey.

July 26-27, 2001GSI-191 Public MeetingGSI-191: PWR ECCS Sump Screen Blockage IssueParametric Evaluations for US PWR Population1Potential for Loss of NPSH Due to LOCA DebrisAccumulation on PWR ECCS Sump ScreensReview of GSI-191 Industry SurveyD. V. Rao and S. AshbaughProbabilis...

NRC Staff Board Notification.

1 December 20, 2018 UNITED STATES OF AMERICA NUCLEAR REGULATORY COMMISSION BEFORE THE ATOMIC SAFETY AND LICENSING BOARD In the Matter of HOLTEC INTERNATIONAL (Consolidated Interim Storage Facility) Docket No. 72-1051 NRC Staff Board Notification Staff counsel became aware of...

Requests amend to license NM-UNC-ML-GA-03,to cover operation of new ion exchange plant (IX) to be located adjacent to Old Church Rock Mine.

. ._ _ -_ _ - - _ . _ _ _ _ -_ -gC'{ _f~'Av.),,,.NU N IT E D N U C L.M A RC O R P O' R A T I O NMINING AND MILLING DIVISIONqNovember 23, 1977tNOV 281977,Ce |6. Security.The entrance to the Old Church Rock Mine site will be controlled byfences and security guards.-,rI3______-__...

Forwards UMTRAP status rept for Nov 1985.

.>>-/.;b' Department of Energy.Albuquerque Operations Office sP.O. Box 5400 WM DOCKET CONTROLAlbuquerque, New Mexico 87115 CENTER''86 JM 21 P1255Mr. Leo Higginbotham'Chief, Low Level Waste and UraniumRecovery, Recovery Projects BranchU.S. NRC, Mail Stop 623-SSWashington, DC 20...

QA Surveillance Report No. 2002-23 (Surveillance performed on Activities associated with Structural Deformation).

CENTER FOR NUCLEAR WASTE REGULATORY ANALYSES QUALITY ASSURANCE SURVEILLANCE REPORT PROJECT NO.: 20.M.171 REPORT NO.: 2002-23 PAGE 1 OF 2 SURVEILLANCE SCOPE: Surveillance performed on activities associated with Structural Deformation REFERENCE DOCUMENTS: Ouallty Assurance Proce...

Ltr to [Power Reactor Licensees] From: R. P. Zimmerman Subject: Composite Adversary Force Performance Standards for Force-On-Force Exercises Enclosure: NSIR/STD-2004/15-001 (U).

SAFEGUARDS INFORMATIONMay 31, 2004(Licensee Name & address)(see list)SUBJECT: COMPOSITE ADVERSARY FORCE PERFORMANCE STANDARDS FORFORCE-ON-FORCE EXERCISESDear :The U.S. Nuclear Regulatory Commission (NRC) staff has held several meetings with theindustry to discuss the NRC’s exp...

Application for amend to License 07-00455-30,adding C Lopatka & WE McKinney & deleting P Taylor & SF Bachmura as authorized users.Fee paid.

_,jp**f'' ...'-*}. n%~, ;LE.1. ou PONT DE NEMOURS & COMPANYc-m.WILMINGTON. DELAWARE 19898PHOTOSYSTEMS AND ELECTRONIC PRODUCTS DEPARTMENTJuly 15, 1985-Mr. John E. Glenn(dU. S. Nuclear Regulatory CommissionL$Region 1, 631 Park AvenuemKing of Prussia, PA 19406Mgy4wRE:Amendments t...

Forwards comments from preliminary review of draft Naturita RAP.Understands that site visit will not be made at present time & that preliminary review comments will be provided to DOE.

f..en.iSEP 141990NOTE TO: Sandy WastlerFRON: Mark ThaggardSUBJECT: PRELIMINARY REVIEW OF THE DRAFT NATURITA REMEDIAL |iACTION PLANAttached'are my comments from a preliminary review of the draftNaturita RAP. It is my understanding that although we will not bemaking a site visit...

Submits rev 1 to 920311 ltr providing supplemental info re radiation temp correction factor when applying Rev 2 to Reg Guide 1.99 approved methodology to determine PTS for reactor vessel beltline matl.

• I 'I' consumers Power l'OWERINli MICHlliAN'S l'ROliRESS Palisades Nuclear Plant: 27780 Blue Star Memorial Highway, Covert, Ml 49043 April 2, 1992 Nuclear Regulatory Commission Document Control Desk Washington, DC. 20555 GB Slade General Manager DOCKET 50-255 - LICENSE DPR-20...

Beaver Valley, Units 1 & 2 Proposed Alternative to American Society of Mechanical Engineers Code Section XI Examination Requirements.

FENOCFrstEnergy Nuclear Operating CompanyJames H. Lash 724-682-5234Site Vice President Fax: 724-643-8069April 7, 2006L-06-042U. S. Nuclear Regulatory CommissionAttention: Document Control DeskWashington, DC 20555-0001Subject: Beaver Valley Power Station, Unit Nos. 1 and 2BVPS-...

CNWRA Presentation: Reactive Transport Modeling of the Unsaturated Zone Hydrogeochemical System at Yucca Mountain, Nevada, Browning at Indiana University, Bloomington, IN, January 25-27, 2004.

Background: Who and Why? Why are reactive transport simulations being developed? * The quantity and chemistry of in-drift water may affect the lifetimes of engineered materials. B Who is developing these ’ models? * U.S. Department of Energy, U. S. Nuclear Regulatory Commissio...

IR 04008778-07-001, on 06/13 - 06/14/2007 and 08/06/2007, Chevron Environmental Management Company, Molycorp Washington Remediation Project, Washington, Pennsylvania.

UNITED STATES NUCLEAR REGULATORY COMMISSION REGION I475 ALLENDALE ROADKING OF PRUSSIA, PENNSYLVANIA 19406-1415 September 25, 2007Docket No. 04008778 License No. SMB-1393Mark R. LaffertyDeputy Project OwnerChevron Environmental Management Company 6001 Bollinger Canyon Road...

Final Finding of No Significant Impact - Notice of Opportunity for Hearing for Umetco Mineral's Gas Hills Site to Amend License to Reclaim Above-Grade Impoundment.

ENCLOSURE 2[7590-01 -P]NUCLEAR REGULATORY COMMISSIONDOCKET NO. 40-648UMETCO MINERALS CORPORATIONAGENCY: Nuclear Regulatory CommissionACTION: Final Finding of No Significant ImpactNotice of Opportunity for HearingSUMMARY: The U.S. Nuclear Regulatory Commission (NRC) proposes to...

NRC Generic Letter 1981-029: Simulator Examination.

* UNITED STATESA o NUCLEAR REGULATORY COMMISSIONWASHINGTON, D. C. 2055August 7, 1981TO ALL LICENSEES OF OPERATING PLANTS AND APPLICANTS FOR OPERATINGAND HOLDERS OF CONSTRUCTION PERMITSGentlemen:Subject: Simulator Examinations (Generic Letter 81-29)Item I.A.3.1 of NUREG-0737, C...

2003/07/08-June 2003 Monthly Open Item Status Report.

July 8, 2003Mr. Peter S. HastingsManager, Licensing and Safety AnalysisDuke Cogema Stone & WebsterP.O. Box 31847Mail Code FC12ACharlotte, NC 28231-1847SUBJECT: JUNE 2003 MONTHLY OPEN ITEM STATUS REPORTDear Mr. Hastings:The purpose of this letter is to update Duke Cogema Stone ...

Westinghouse Technical Bulletin: Information Regarding Recent CROSSFLOW Ultrasonic Flow Measurement System Performance Observations, TB-04-4.

( Westinghouse Electric Company/ echnicalBAn advisory of a recent technical development pertaining to the installation or operation of Westinghouse-supplied nuclear plantequipment. Recipients should evaluate the information and recommendation, and initiate action where appropr...

Error Resolution Document, MDL-NBS-HS-000006, Rev. 03, AD 01, ERD 03, "UZ Flow Models and Submodels."

ModelError Resolution DocumentComplete only applicable items.INITIATIONQA: QAPage 1 of 51. Originator: 3. ERD No.Jim Houseworth/Ming Zhu MDL-NBS-HS-000006 ERD 034. Document Identifier: 5. Document Title:MDL-NBS-HS-000006 REV 03 AD 01 UZ Flow Models and Submodels6. Description ...

Nuclear Industry Advisory from Prime Measurement Products regarding identification of some Model 763, 763A and 764 transmitters manufactured using Zener diodes that were not compliant with the design specifications.

- iPRIMEMeasurement ProductsNovember 2, 2005NRC's Document Control DeskU.S. Nuclear regulatory CommissionWashington, DC 20555-001Subject: Nuclear Industry AdvisoryPRIME Measurement Products, formerly Barton Instrument Systems & ITT Barton, is a supplier of basiccomponents to t...

Revisions to Topical Report WCAP-15791 Revision 1-NP, "Risk-Informed Evaluation of Extensions to Containment Isolation Valve Completion Times," and Final Safety Evaluation, MUHP- 3010/LSC-0029/LSC-0135, PWR Owners Group.

PWROGY0n'rer9 >Domestic MembersAmerenUECallawayAmerican Electric Power Co.D.C. Cook 1 & 2Arizona Public Service Co.Palo Verde 1, 2 & 3Constellation Energy GroupCalvert Cliffs 1 & 2R. E. GinnaDominion KewauneeDominion Nuclear ConnecticutMillstone 2 & 3Dominion Virginia PowerNor...

Comment (1) submitted by Robert D. Quinn , BNFL Fuel Solutions on Proposed Rulemaking for FuelSolutions Spent Fuel Storage System

BNFL0 BNFL Fuel Solutions Corporation 3600 Glen Canyon Road Scotts Valley, CA 95066 Tel: (831) 438-6444 Fax: (831) 438-5206Fuel Solutions.,.,KET NUMBER .- ;O2')SED RIJIEPH ISeptember 22, 2000 BFS/NRC 00-071 Docket No. 72-1026 File No. CMPC.0006.2Secretary US Nuclear Regulatory...

Letter, requested technical review of BMI/ONWI-539, and Table of Contents of a recently published Symposium, Salt & Brines 85.

WM BOCKET CONTROLCE NT:'85 ri7 I3 ' :March 7, 1985Dr. Jerome R. Pearring, NMSSU.S. Nuclear Regulatory CommissionWashington, D.C. 20555Dear Dr. Pearring:Please find enclosed the requested technicalreview of BMI/ONWI-539.Also find enclosed the Table of Contents of arecently publ...

DOE/Geomatrix meeting on probabilistic Volcanic hazards assessment..

'4x 5CENTER FOR NUCLEAR WASTE REGULATORY ANALYSESTRIP REPORTDOE/Geomatrix meeting on probabilistic volcanic hazards assessment. 20-5702-441DATE/PLACE: AUTHORS:PERSONS PRESENT:May 16-17, 1995. Las Vegas, Nevada. Brittain E. HillB.E. Hill (CNWRA); J. Trapp, S. McDuffie, J. Kot...

Trip Report of visit to Lakewood, Colorado on 02/28/95 and 03/01/95 to attend DOE/USGS Workshop to Select Earthquake Scenarios for Modeling Ground Motion at Yucca Mountain, Nevada

CENTER FOR NUCLEAR WASTE REGULATORY ANALYSESTRIP REPORTSUBJECT:DATE/PLACE:AUTHOR:Attend DOE/USGS Workshop to Select Earthquake Scenarios for Modeling Ground Motion at Yucca Mountain, Nevada. 20-5702-441. 28 February and 1 March 1995 at the USGS Yucca Mountain Project Branch o...

Rev 7 to NPAP A-100, "General Authorities & Responsibilities of Nuclear Plant Operators."

69-018 (7/6>)H FR NP.AP A-100hClflC ~I~ ~it~ ~~~tP~~t~ C4m" I~~REVISIONNUClEAR PLANT OPERATIONSDATE 2/23/S4DEPARTMENT PAGE NFTITLEGENERAL AUTHORITIES ANDRESPONSI BILITIES OFNUCLEAR PLANT OPERATORSAPPROVED BYIHANAGERI. SCOPEThis Administrative Procedure establishes the general ...